Specification :

3351 series is a digital differential pressure transmitter designed for industrial pressure measurement applications. The KH3351 offer Configurations for Differential, gas, absolute pressure and vacuum liquid-Level measurements including integrated solutions for pressure, level and flow.

Features

Improved performance, increased accuracy, greater stability, Intelligent
Direct frequency signal output
Digital accuracy: ± 0.05%
Analog accuracy: ± 0.075% ~ ± 0.1% FS
Completer performance accuracy: ± 0.025% FS
Five Years stability of 0.25%
Range Ratio: 100: 1
200ms measurement rate
Parameter setting by pressing button
High zero anti-interference and stability plus ZSC and TSC.
Small stainless steel flange( 2.7kg, 199mm) , easy to be mounted
Process connection compatible with other products
Improved cold and hot stability by H alloy sheathed
Standard 4-20mA output with communication keyboard and RS485 interface, no need manipulator
Supporting technical updating between field bus and filed-control
Specifiction

.Process Fluid : Liquid, gas, vapor

.Application : Differential pressure, gauge pressure, absolute pressure

.Measuring Range : -100Pa to 40Mpa

.Measuring Accuracy : ± 0.2% to± 0.25% FS

.Linear output : 0.075% ± 0.1%

Range ratio : 1: 1

.Digital accuracy : ± 0.05% .

.Stability : 5 years of 0.25%

.Ambient temperature : -40° C to 85° C.

Ambient Humidity : 0-95% RH

.Humidity limits : 0-100% RH relative humidity

.Turn on time : 2S with minimum damping

.Damping adjustment : 0-32S

.Material

Flange/ Adaptor : Stainless Steel 316L/ Monel/ Hastelloy/ Carton Steel

Drains/ Vents : Stainless Steel 316/ Monel/ Hastelloy

Diagrams : Stainless Steel 316L/ Monel/ Hastelloy C/ Tantalum

Wetted O-Ring : Viton/ Buna-N

Seal O-Ring : Viton/ Buna-N

Bolts& Nuts : Carton Steel/ Stainless Steel316

Converter housing: Low copper cast aluminum alloy with Polyurethane paint

Fill Fluid : Sillicon/ Fluorine Oil

Enclosure : IP67 ( Standard)

: Intrinsically Safe EEx ia IIC T5

: Explosion proof Ex D IIC T5

Output Signal : 4-20mA current output

: HART( RS485 port with communication keyboard, without hand held communicator

.Power Supply: 12V to 45VDC, 24VDC as standard

Power Connection: cable, air plug, Hirschman plug

Vibration Effect: + / -0.05% of URL per g to 200 Hz in any axis

Process Connections: 1/ 2NPT, 1/ 4NPT

Protection Class: IP67

Weight: 2.7KG

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